Features:
Innovative LED technology， high-quality LED light close to natural light， seven levels of The left flash and right flash function makes objects appear more dimensional.
It is applicable in the field of microshots，scinitific search，medical fields， and personal photography.
High definition LCD display screen shows more vivid and clear objects.
The ring flash can be mounted on a video camera/camcorder as photography light.
48pcs LED makes higher luminance and lower static power consumpution.

Specifications:
Type: RF-550D
Flash GN: 15
Effective Distance: 5CM-1.5M
Color temperature: 3000-15000K
Exposure time : 1/100s
Power: 4AA batteries.(not included)
Fit: for Nikon for Canon for Panasonic for Olympus brand DSLR camera

Package includes:
1 * ring flash(battery is not included)
4 * diffuser (orange，blue，oyster white and transparent)
1 * 8 adapter ring set (including 49mm， 52mm， 55mm， 58mm， 62mm， 67mm， 72mm， 77mm ones)